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MC3487 Folha de dados(PDF) 3 Page - Texas Instruments |
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MC3487 Folha de dados(HTML) 3 Page - Texas Instruments |
3 / 6 page MC3487 QUADRUPLE DIFFERENTIAL LINE DRIVER SLLS098A – MAY 1980 – REVISED MAY 1995 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions MIN NOM MAX UNIT Supply voltage, VCC 4.75 5 5.25 V High-level input voltage, VIH 2 V Low-level input voltage, VIL 0.8 V Operating free-air temperature, TA 0 70 °C electrical characteristics over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) PARAMETER TEST CONDITIONS MIN MAX UNIT VIK Input clamp voltage II = – 18 mA – 1.5 V VOH High-level output voltage VIL = 0.8 V, VIH = 2 V, IOH = – 20 mA 2.5 V VOL Low-level output voltage VIL = 0.8 V, VIH = 2 V, IOL = 48 mA 0.5 V |VOD| Differential output voltage RL = 100 Ω, See Figure 1 2 ∆|VOD| Change in magnitude of RL = 100 Ω See Figure 1 ±04 V ∆|VOD| gg differential output voltage† RL = 100 Ω, See Figure 1 ±0.4 V VOC Common-mode output voltage‡ RL = 100 Ω, See Figure 1 3 V ∆|VOC| Change in magnitude of RL = 100 Ω See Figure 1 ±04 V ∆|VOC| gg common-mode output voltage† RL = 100 Ω, See Figure 1 ±0.4 V IO Output current with power off VCC =0 VO = 6 V 100 µA IO Output current with power off VCC = 0 VO = – 0.25 V – 100 µA IOZ High impedance state output current Output enables at 0 8 V VO = 2.7 V 100 µA IOZ High-impedance-state output current Output enables at 0.8 V VO = 0.5 V – 100 µA II Input current at maximum input volt- age VI = 5.5 V 100 µA IIH High-level input current VI = 2.7 V 50 µA IIL Low-level input current VI = 0.5 V – 400 µA IOS Short-circuit output current § VI = 2 V –40 – 140 mA ICC Supply current (all drivers) Outputs disabled 105 mA ICC Supply current (all drivers) Outputs enabled, No load 85 mA † ∆ |VOD| and ∆ |VOC| are the changes in magnitude of VOD and VOC, respectively, that occur when the input is changed from a high level to a low level. ‡ In ANSI Standard EIA/TIA-422-B, VOC, which is the average of the two output voltages with respect to ground, is called output offset voltage, VOS. § Only one output at a time should be shorted, and duration of the short circuit should not exceed one second. switching characteristics over recommended operating free-air temperature range , VCC = 5 V PARAMETER TEST CONDITIONS MIN MAX UNIT tPLH Propagation delay time, low- to high-level output 20 ns tPHL Propagation delay time, high- to low-level output CL = 15 pF, See Figure 2 20 ns Skew time 6 ns tt(OD) Differential-output transition time CL = 15 pF, See Figure 3 20 ns tPZH Output enable time to high level 30 ns tPZL Output enable time to low level CL =50 pF See Figure 4 30 ns tPHZ Output disable time from high level CL = 50 F, See Figure 4 25 ns tPLZ Output disable time from low level 30 ns |
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